TY  - RPRT
TI  - Age determinations on some rocks from the Boulder batholith and other batholiths of Western Montana
AU  - Randolph W. Chapman
AU  - David Gottfried
AU  - Claude L. Waring
PY  - 1955
DO  - 10.1130/0016-7606(1955)66[607:adosrf]2.0.co;2
UR  - https://pubs.usgs.gov/publication/70216133
ID  - 70216133
ER  -